Home / 40,088,891.10-60,135,304.95-20,957,015.10

Finding the Fourth Proportional to 40,088,891.10, 60,135,304.95 and 20,957,015.10

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Solution

The fourth proportional to 40,088,891.10, 60,135,304.95 and 20,957,015.10 is: 31,436,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088,891.10 : 60,135,304.95 = 20,957,015.10 : x
  2. Step 2: Convert to fraction form
    40,088,891.10/60,135,304.95 = 20,957,015.10/x
  3. Step 3: Cross multiply
    40,088,891.10x = 60,135,304.95 × 20,957,015.10
  4. Step 4: Simplify right side
    40,088,891.10x = 1,260,256,493,880,255
  5. Step 5: Solve for x
    x = 1,260,256,493,880,255/40,088,891.10
  6. Step 6: Final answer
    x = 31,436,551.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.